KR101534478B1 - 고열 전도성 복합 재료 - Google Patents
고열 전도성 복합 재료 Download PDFInfo
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- KR101534478B1 KR101534478B1 KR1020107002099A KR20107002099A KR101534478B1 KR 101534478 B1 KR101534478 B1 KR 101534478B1 KR 1020107002099 A KR1020107002099 A KR 1020107002099A KR 20107002099 A KR20107002099 A KR 20107002099A KR 101534478 B1 KR101534478 B1 KR 101534478B1
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- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/14—Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/182—Graphene
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
- C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
- C22C1/055—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using carbon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/02—Pretreatment of the fibres or filaments
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2204/00—Structure or properties of graphene
- C01B2204/02—Single layer graphene
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2204/00—Structure or properties of graphene
- C01B2204/04—Specific amount of layers or specific thickness
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Powder Metallurgy (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
도 2는 섬유 분산 구조의 무배향형 복합 재료에 있어서, Al-12Si 분말 배합의 유효성을, 섬유형 탄소 재료의 함유량을 파라미터로 하여 도시하는 그래프.
도 3은 섬유 분산 구조의 무배향형 복합 재료에 있어서, Al-12Si가 배합된 경우와 배합되지 않은 경우의 양쪽에 대해서, 기상성장 탄소 섬유의 함유량과 열 전도율의 관계를 도시하는 그래프.
도 4는 섬유 적층 구조의 일차원 배향형 복합 재료에 있어서, Al-12Si가 배합된 경우와 배합되지 않은 경우의 양쪽에 대해서, 기상성장 탄소 섬유의 함유량과 열 전도율의 관계를 도시하는 그래프.
도 5는 실시예에서 제작한 복합 재료 및 복합 재료로 채취하는 시험편의 각 형상을 도시하는 모식도이며, 도 5a는 평면도, 도 5b는 입면도.
10 : 복합 재료
11 : 섬유형 탄소 재료층
12 : 매트릭스 분말 소결층
20 : 시험편
Claims (12)
- 금속 매트릭스와 섬유형 탄소 재료의 혼합물로 이루어지는 고열 전도성 복합 재료에 있어서,
상기 섬유형 탄소 재료의 함유비가 체적비로 1 내지 65%이고, 나머지가 상기 금속 매트릭스이며,
상기 금속 매트릭스가 순Al 또는 Al 합금으로 이루어지는 소결 원료 분말과, Al-Si 합금으로 이루어지는 금속 분말 조제와의 혼합 분말을 원료로 하는 금속 분말 소결체이고,
상기 금속 매트릭스에서의 Al-Si 합금의 배합비가 중량비로 5 내지 20%이며, Al-Si 합금에서의 Si량이 9 내지 l5중량%의 범위 내이고, Al-Si 합금의 융점이 소결 원료 분말의 소결 온도보다 낮아지도록 조정되어 있음으로써,
소결 과정에서 Al-Si 합금이 용융하여, 순Al 또는 Al 합금의 표면에 Si 확산층이 형성되는 동시에, 섬유형 탄소 재료의 표면에 Si 리치층이 형성됨으로써, 순Al 또는 Al 합금과 섬유형 탄소 재료 사이의 열전도성이 개선된 고열 전도성 복합 재료. - 제1항에 있어서, Al-Si 합금은 그 융점이 소결 원료 분말의 소결 온도보다 30℃ 이상 낮아지도록 합금 원소량이 조정된 합금인, 고열 전도성 복합 재료.
- 제1항 또는 제2항에 있어서, 섬유형 탄소 재료는 단층 또는 다층의 그래핀에 의해 구성된 극세의 튜브형 구성체이고, 상기 튜브형 구성체는 기상성장 탄소 섬유(VGCF) 또는 카본 나노 튜브(CNT) 또는 양자의 혼합물인, 고열 전도성 복합 재료.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007177453A JP5229934B2 (ja) | 2007-07-05 | 2007-07-05 | 高熱伝導性複合材料 |
JPJP-P-2007-177453 | 2007-07-05 | ||
PCT/JP2008/061956 WO2009005082A1 (ja) | 2007-07-05 | 2008-07-02 | 高熱伝導性複合材料 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100045984A KR20100045984A (ko) | 2010-05-04 |
KR101534478B1 true KR101534478B1 (ko) | 2015-07-07 |
Family
ID=40226125
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020107002099A Expired - Fee Related KR101534478B1 (ko) | 2007-07-05 | 2008-07-02 | 고열 전도성 복합 재료 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8163060B2 (ko) |
EP (1) | EP2186918B1 (ko) |
JP (1) | JP5229934B2 (ko) |
KR (1) | KR101534478B1 (ko) |
CN (1) | CN101743337B (ko) |
WO (1) | WO2009005082A1 (ko) |
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KR100907334B1 (ko) * | 2008-01-04 | 2009-07-13 | 성균관대학교산학협력단 | 알루미늄과 탄소재료 간의 공유결합을 형성하는 방법, 알루미늄과 탄소재료 복합체를 제조하는 방법 및 그 방법에 의하여 제조된 알루미늄과 탄소재료 복합체 |
JP5388654B2 (ja) * | 2009-03-31 | 2014-01-15 | 住友精密工業株式会社 | 高熱伝導性複合材料及びその製造方法 |
JP5500710B2 (ja) * | 2009-03-31 | 2014-05-21 | 住友精密工業株式会社 | 高熱伝導性複合材料及びその製造方法 |
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CN101743337B (zh) | 2012-08-29 |
JP2009013475A (ja) | 2009-01-22 |
US20110000336A1 (en) | 2011-01-06 |
WO2009005082A1 (ja) | 2009-01-08 |
US8163060B2 (en) | 2012-04-24 |
EP2186918A4 (en) | 2011-12-14 |
KR20100045984A (ko) | 2010-05-04 |
CN101743337A (zh) | 2010-06-16 |
EP2186918A1 (en) | 2010-05-19 |
EP2186918B1 (en) | 2013-11-06 |
JP5229934B2 (ja) | 2013-07-03 |
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